Rice is being prepared at home.
They put water into a metal saucepan
They put the sauce...
English, 18.06.2021 14:40 ceejay8005
Rice is being prepared at home.
They put water into a metal saucepan
They put the saucepan on the cooker.
Why is metal a good material for the saucepan?
Tick ONE box.
It is very heavy It is opaque
It conducts electricity well It conducts heat well
b) After five minutes, the water starts to boil.
Josh puts the uncooked rice into the saucepan
The metal saucepan is hot.
The wooden handle of the saucepan is still cool.
Explain why the wood is cool but the metal is hot.
……………………………………………………………………………………… …………………………………………………………………………………………… ………………………………………………………… 3 marks
11. a) Mina makes this list to show the functions of different parts of the body.
complete the table. Write the parts responsible for these functions.
………………………………… - Pumps blood
………………………………… - Takes in oxygen
…………………………………….. – Remove waste products and excess fluids from the body.
……………………………………… - Controls the body activities 4 marks
Which of the above equipments can separate out the materials listed?
a) Stones and water - ……………………………………………………….
b) Nails and talcum powder …………………………………………….
c) Sand and gravel …………………………………………………………… 4 marks
d) Sugar and water ……………………………………………………
e) What do you call solids that do not dissolve in water? ………………………………………………
f) Which two of these solids are soluble in water? 1 mark
Sugar nails stone water
13. LIGHT AND SHADOWS
a) At night, Ben switches on the lamp in his room.
There is a shadow of the chair on the floor.
Explain how the shadow is formed from the light of the lamp.
Why is there a reflection of the lamp in the window?
Select one: There is a reflection of the lamp in the window because the window is
i) Shiny ii) hard iii) strong iv) solid
2 marks
c) A light ray hitting a mirror at an angle is reflected off at the angle.
ELECTRICAL CIRCUITS
14) a) Differentiate between electrical conductors and electrical insulators.
d) Draw a circuit diagram consisting of : 2 batteries, a bulb, a buzzer and a closed switch. 2 marks
15) SOUNDS
a) How is sound produced? 1 mark
……………………………………………………………………………………… …………………………………………………………………………………………… ………………………………………………………………………………
b) Name one thing that sound cannot travel through and explain why not.
……………………………………………………………………………………… …………………………………………………………………………………………… ………………………………………………………………………………
c) Ann clamped a ruler to a desk.
She pressed down on the ruler and then let it go.
Answers: 2
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